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The Single UNIX &reg; Specification, Version 2<br>
Copyright &copy; 1997 The Open Group

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<h4>NAME</h4><blockquote>
t_getstate - get the current state
</blockquote><h4>SYNOPSIS</h4><blockquote>
<pre><code>

#include &lt;<a href="xti.h.html">xti.h</a>&gt;

int t_getstate(
    int fd)
</code>
</pre>
</blockquote><h4>DESCRIPTION</h4><blockquote>
<pre>
<P><table  bordercolor=#000000 border=1 align=center><tr valign=top><th align=center><b>Parameters</b>
<th align=center><b>Before call</b>
<th align=center><b>After call</b>
<tr valign=top><td align=left>fd
<td align=center>x
<td align=center>/
</table>
</pre>
<p>
The
<i>t_getstate()</i>
function returns the current state of the provider associated with the transport
endpoint specified by
<I>fd</I>.
</blockquote><h4>VALID STATES</h4><blockquote>
ALL - apart from T_UNINIT
</blockquote><h4>ERRORS</h4><blockquote>
On failure,
<I>t_errno</I>
is set to one of the following:
<dl compact>

<dt>[TBADF]<dd>The specified file descriptor does not refer to a transport endpoint.

<dt>[TPROTO]<dd>This error indicates that a communication problem has been detected between
XTI and the transport provider for which there is no other suitable XTI
error
<I>(t_errno)</I>.

<dt>[TSTATECHNG]<dd>The transport provider is undergoing a transient state change.

<dt>[TSYSERR]<dd>A system error has occurred during execution of this function.

</dl>
</blockquote><h4>RETURN VALUE</h4><blockquote>
State is returned upon successful completion.  Otherwise,
a value of -1 is returned and
<I>t_errno</I>
is set to indicate an error.  The current state is one of the following:
<dl compact>

<dt>T_UNBND<dd>Unbound.

<dt>T_IDLE<dd>Idle.

<dt>T_OUTCON<dd>Outgoing connection pending.

<dt>T_INCON<dd>Incoming connection pending.

<dt>T_DATAXFER<dd>Data transfer.

<dt>T_OUTREL<dd>Outgoing direction orderly release sent.

<dt>T_INREL<dd>Incoming direction orderly release received.

</dl>
<p>
If the provider is undergoing a state transition when
<i>t_getstate()</i>
is called, the function will fail.
</blockquote><h4>SEE ALSO</h4><blockquote>
<i><a href="t_open.html">t_open()</a></i>.
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UNIX &reg; is a registered Trademark of The Open Group.<br>
Copyright &copy; 1997 The Open Group
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